Download - Identidades auxiliares 4º
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4 4 2 2Sen x Co s x 1 – 2Sen x Co s x
6 6 2 2Sen x Co s x 1 – 3Sen x . C o s x
Tan x Cot x Sec x.Csc x
2 2 2 2Sec x C sc x S e c x . C sc x
4 4 2 2Sen x – Cos x Sen x – Cos x
2
1 S e n x C o s x 2 1 S e n x 1 C o s x
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Si:
Halla el valor de:
M = Senx + Cosx
3 – 1S e n x – C o s x
2
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Simplifica:
2
3 6 cos
cos
senx xE
senx x
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Si:
Halla el valor de:
4 4tan cot 5 2x x
4 4tan cot
tan cot
x xA
x x
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Si:
Halla el valor de «n»:
2 2 2
2 2 2
sec cos 1 cos
csc 1
x x xn
x sen x sen x
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Simplifica:
x
xsenxCos4
44
tan1
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Demuestre la siguiente identidad:
Tgx + Ctgx = Secx.Cscx
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Reduce la expresión:
M = (RCosx)2 + (RSenx.Cosy)2 +
(Rsenx.Seny)2
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Si:
Secx + Tgx = 2
Calcula el valor de Secx
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Si:
SenxCosx = 1/4
Calcula:
E = Tgx + Ctgx
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Calcula "x" si:
[(senx + cosx)2 – 1]ctgx = 1
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Calcula "x" que cumple:
2sen2x – 5senx + 2 = 0
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Demuestre la igualdad:
Cos2x(Tgx + Ctgx) = Ctgx
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Demuestre la igualdad:
(Sen2x – Cos2x)2 = 1 – 4sen2x cos2x